APA引文

Angela Billington; Richard Parsons. (2003). KS2 National Curriculum Science - Keeping Warm (4C). Coordination Group Publications Ltd (CGP).

芝加哥风格引文

Angela Billington; Richard Parsons. KS2 National Curriculum Science - Keeping Warm (4C). Coordination Group Publications Ltd (CGP), 2003.

MLA引文

Angela Billington; Richard Parsons. KS2 National Curriculum Science - Keeping Warm (4C). Coordination Group Publications Ltd (CGP), 2003.

警告：这些引文格式不一定是100％准确.